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Related Concept Videos

Electromagnetic Fields01:30

Electromagnetic Fields

Electric fields generated by static charges, often referred to as electrostatic fields, are characteristically different from electric fields created by time-varying magnetic fields. While the former is a conservative field, implying that no net work is done on a test charge if it goes around in a complete loop in the field, the latter is, by definition, not a conservative field; net work is done, and it is proportional to the rate of change of magnetic flux.
However, the observation of Gauss's...
Applications of EMF Measurements01:26

Applications of EMF Measurements

Electromotive force (EMF) measurements have a broad range of applications in various fields, including chemistry and physics. The electrochemical series, an arrangement of elements in order of their standard electrode potentials, can be determined through EMF measurements. Elements with lower standard potentials can reduce ions of elements with higher standard potentials.The standard cell potential, E°, allows for the calculation of the standard reaction Gibbs energy, ΔG°, and the equilibrium...
Dual Nature of Electromagnetic (EM) Radiation01:10

Dual Nature of Electromagnetic (EM) Radiation

Electromagnetic (EM) radiation consists of electric and magnetic field components oscillating in planes perpendicular to each other and mutually perpendicular to radiation propagation through space. EM radiation can be classified as a wave, characterized by the properties of waves such as wavelength (denoted as λ) and frequency (represented by ν).
Wavelength is the distance between two consecutive peaks (the highest point) or troughs (the lowest point) in the wave. Frequency is the number of...
Local Attraction01:22

Local Attraction

Local attraction refers to disturbances in compass readings caused by magnetic influences from nearby objects such as metal fences, buried pipes, vehicles, buildings, power lines, or natural iron ore deposits. Small items like wristwatches, steel tools, or belt buckles can also interfere with the compass by creating local magnetic fields that distort the Earth's natural magnetic field. These distortions lead to inaccurate readings, posing navigation and land surveying challenges.Local...
Motional Emf01:22

Motional Emf

Magnetic flux depends on three factors: the strength of the magnetic field, the area through which the field lines pass, and the field's orientation with respect to the surface area. If any of these quantities vary, a corresponding variation in magnetic flux occurs. If the area through which the magnetic field lines are passing changes, then the magnetic flux also changes. This change in the area can be of two types: the flux through the rectangular loop increases as it moves into the magnetic...
Generating Electromagnetic Radiations01:10

Generating Electromagnetic Radiations

The German physicist Heinrich Hertz (1857–1894) was the first to generate and detect certain types of electromagnetic waves in the laboratory. Starting in 1887, he performed a series of experiments that confirmed the existence of electromagnetic waves and verified that they travel at the speed of light. Hertz used an alternating-current RLC (resistor-inductor-capacitor) circuit that resonated at a known frequency and connected it to a loop of wire. High voltages induced across the gap in the...

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Updated: Jul 9, 2026

Electric and Magnetic Field Devices for Stimulation of Biological Tissues
13:29

Electric and Magnetic Field Devices for Stimulation of Biological Tissues

Published on: May 15, 2021

Local and holistic electromagnetic therapies.

A R Liboff1

  • 1Center for Molecular Biology and Biotechnology, Florida Atlantic University, Boca Raton, Florida, USA. arliboff@aol.com

Electromagnetic Biology and Medicine
|December 22, 2007
PubMed
Summary

Living systems interact with electromagnetic fields via a functional relationship. Whole-body bioimpedance is linked to Ion Cyclotron Resonance (ICR) signals, supporting an electromagnetic framework for life.

Area of Science:

  • Biophysics
  • Electromagnetism
  • Systems Biology

Background:

  • Decades of evidence suggest a link between living systems and electromagnetic fields.
  • A hypothesized field vector, dependent on electric polarization and time, describes this relationship.
  • Ion Cyclotron Resonance (ICR)-like signals induce physiological changes and have medical applications.

Observation:

  • Whole-body bioimpedance shows sharp dependence on ICR signals.
  • This dependence is linked to the integrated electric polarization vector.
  • The electric polarization vector reflects cell membrane double-layer charge distribution.

Findings:

  • ICR signal dependence of bioimpedance supports a holistic electromagnetic framework for living systems.
  • This framework integrates cellular electrical properties with systemic responses.

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Last Updated: Jul 9, 2026

Electric and Magnetic Field Devices for Stimulation of Biological Tissues
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  • The findings extend local ICR therapies to a whole-body application.

    • Implications:

    • The discovery supports a fundamental electromagnetic basis for biological organization.
    • It opens new avenues for clinical applications targeting systemic bioimpedance.
    • This research advances the understanding of electromagnetic interactions in health and disease.